* rs6000.c (rs6000_assemble_visibility): Protect declaration
        inside macro.  Correct function definition typo.
        (rs6000_xcoff_section_type_flags): New function.
        (TARGET_SECTION_TYPE_FLAGS): Remove definition.
        (rs6000_elf_section_type_flags): Call default_section_type_flags_1
        with appropriate PIC test.
        (rs6000_xcoff_select_section): Use decl_readonly_section_1 to
        determine readonly.
        (rs6000_binds_local_p): Combine PIC flags.
        * sysv4.h (TARGET_SECTION_TYPE_FLAGS): Define.
        * xcoff.h (TARGET_SECTION_TYPE_FLAGS): Define.

From-SVN: r57005